diff -r 000000000000 -r 6474c204b198 js/src/tests/js1_8/extensions/regress-476869.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/js1_8/extensions/regress-476869.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,47 @@
+// |reftest| skip-if(Android)
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 476869;
+var summary = 'Do not assert: v != JSVAL_ERROR_COOKIE';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  if (typeof gczeal == 'undefined')
+  {
+    gczeal = (function (){});
+  }
+
+  jit(true);
+
+  function f()
+  {
+    (new Function("gczeal(1); for each (let y in [/x/,'',new Boolean(false),new Boolean(false),new Boolean(false),'',/x/,new Boolean(false),new Boolean(false)]){}"))();
+  }
+  __proto__.__iterator__ = this.__defineGetter__("", function(){})
+    f();
+
+  jit(false);
+
+  delete __proto__.__iterator__;
+
+  gczeal(0);
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}